Ohio Rev. Code § 5516.07
All nonconforming advertising devices shall be maintained, subject to the provisions of sections 5516.10 and 5516.12 of the Revised Code.
A nonconforming advertising device found to be in violation of any of the provisions of this chapter or the rules adopted thereunder may be subject to removal without compensation. A nonconforming advertising device may be sold, leased, or otherwise transferred without affecting its status, but its location may not be changed. The director may adopt rules regarding the repair or maintenance of, or changes to, nonconforming advertising devices, including the size, lighting, replacement, rebuilding, or re-erection of the structure, and damage or depreciation of the nonconforming advertising device.
R.C. §5516.07